120121011010992 has 40 divisors (see below), whose sum is σ = 328566294826416. Its totient is φ = 37685023062016.

The previous prime is 120121011010967. The next prime is 120121011011093. The reversal of 120121011010992 is 299010110121021.

It is a super-2 number, since 2×120121011010992² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73603559853 + ... + 73603561484.

Almost surely, 2^{120121011010992} is an apocalyptic number.

120121011010992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120121011010992 is an abundant number, since it is smaller than the sum of its proper divisors (208445283815424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120121011010992 is a wasteful number, since it uses less digits than its factorization.

120121011010992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147207121365 (or 147207121359 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 30.

The spelling of 120121011010992 in words is "one hundred twenty trillion, one hundred twenty-one billion, eleven million, ten thousand, nine hundred ninety-two".